/*
 * Copyright Bytedance Ltd. and/or its affiliates.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package typedef

// Hashable is the interface that limit an object to unique itself.
type Hashable interface {
	HashCode() string
}

type Set interface {
	Add(h Hashable)
	Remove(h Hashable)
	Contains(h Hashable) bool
	AsList() []Hashable
}
